Imported from libpng-1.2.3rc3.tar

2025-07-10 18:04:09 +02:00 · 2002-05-01 16:55:46 -05:00
parent 25d8224d15
commit 299d73503c
59 changed files with 167 additions and 125 deletions
--- a/scripts/libpng.pc.in
+++ b/scripts/libpng.pc.in
@@ -6,6 +6,6 @@ includedir=${exec_prefix}/include

 Name: libpng12
 Description: Loads and saves PNG files
-Version: 1.2.3rc2
+Version: 1.2.3rc3
 Libs: -L${libdir} -lpng12
 Cflags: -I${includedir}/libpng12
--- a/scripts/makefile.32sunu
+++ b/scripts/makefile.32sunu
@@ -33,7 +33,7 @@ RANLIB=echo

 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)

 INCPATH=$(prefix)/include
@@ -133,7 +133,9 @@ install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
 	ln -f -s $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
-	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -f -s libpng12.pc libpng.pc)
--- a/scripts/makefile.64sunu
+++ b/scripts/makefile.64sunu
@@ -33,7 +33,7 @@ RANLIB=echo

 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)

 INCPATH=$(prefix)/include
@@ -127,13 +127,15 @@ install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	cp $(LIBNAME).so.$(PNGVER) $(DESTDIR)$(LIBPATH)
 	chmod 755 $(DESTDIR)$(LIBPATH)/$(LIBNAME).so.$(PNGVER)
 	(cd $(DESTDIR)$(LIBPATH); \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so; \
+	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so; \
 	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3; \
 	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
 	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
 	ln -f -s $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -f -s libpng12.pc libpng.pc)
--- a/scripts/makefile.aix
+++ b/scripts/makefile.aix
@@ -19,7 +19,7 @@ RM = rm -f
 # read libpng.txt or png.h to see why PNGMAJ is 0.  You should not
 # have to change it.
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)

 prefix=/usr/local
--- a/scripts/makefile.beos
+++ b/scripts/makefile.beos
@@ -14,7 +14,7 @@ ZLIBINC=/usr/local/include
 # read libpng.txt or png.h to see why PNGMAJ is 0.  You should not
 # have to change it.
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)

 ALIGN=
@@ -123,6 +123,8 @@ install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -sf libpng12.pc libpng.pc)
--- a/scripts/makefile.cygwin
+++ b/scripts/makefile.cygwin
@@ -52,7 +52,7 @@ CFLAGS=$(MINGW_CCFLAGS) -I$(ZLIBINC) -Wall -O3 $(ALIGN) -funroll-loops \
 LIBNAME=libpng12
 PNGMAJ = 0
 PNGDLL = 12
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)

 SHAREDLIB=cygpng$(PNGDLL).dll
@@ -162,6 +162,8 @@ install-shared: $(SHAREDLIB) libpng.pc install-headers install-man
 	-@if [ ! -d $(DESTDIR)$(BINPATH) ]; then mkdir -p $(DESTDIR)$(BINPATH); fi
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir -p $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	install -m 644 $(IMPLIB) $(DESTDIR)$(LIBPATH)/$(LIBNAME).dll.a
 	-@rm -f $(DESTDIR)$(LIBPATH)/$(IMPLIB)
 	(cd $(DESTDIR)$(LIBPATH); ln -sf $(LIBNAME).dll.a $(IMPLIB))
--- a/scripts/makefile.darwin
+++ b/scripts/makefile.darwin
@@ -25,7 +25,7 @@ RANLIB=ranlib
 # read libpng.txt or png.h to see why PNGMAJ is 0.  You should not
 # have to change it.
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -115,6 +115,8 @@ install-shared: install-headers $(LIBNAME).dylib libpng.pc
 	ln -sf $(LIBNAME).$(PNGMAJ).dylib $(LIBNAME).dylib)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -sf libpng12.pc libpng.pc)
--- a/scripts/makefile.dec
+++ b/scripts/makefile.dec
@@ -28,7 +28,7 @@ ZLIBINC=../zlib
 # read libpng.txt or png.h to see why PNGMAJ is 0.  You should not
 # have to change it.
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -102,6 +102,8 @@ install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -sf libpng12.pc libpng.pc)
--- a/scripts/makefile.gcmmx
+++ b/scripts/makefile.gcmmx
@@ -15,7 +15,7 @@

 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)

 CC=gcc
@@ -161,6 +161,8 @@ install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -sf libpng12.pc libpng.pc)
--- a/scripts/makefile.hpgcc
+++ b/scripts/makefile.hpgcc
@@ -35,7 +35,7 @@ RANLIB=ranlib
 # read libpng.txt or png.h to see why PNGMAJ is 0.  You should not
 # have to change it.
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -126,6 +126,8 @@ install-shared: install-headers $(LIBNAME).sl.$(PNGVER) libpng.pc
 	ln -sf $(LIBNAME).sl.$(PNGMAJ) $(LIBNAME).sl)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then mkdir \
 	$(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -sf libpng12.pc libpng.pc)
--- a/scripts/makefile.hpux
+++ b/scripts/makefile.hpux
@@ -19,7 +19,7 @@ RANLIB=ranlib
 # read libpng.txt or png.h to see why PNGMAJ is 0.  You should not
 # have to change it.
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -111,6 +111,8 @@ install-shared: install-headers $(LIBNAME).sl.$(PNGVER) libpng.pc
 	ln -sf $(LIBNAME).sl.$(PNGMAJ) $(LIBNAME).sl)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -sf libpng12.pc libpng.pc)
--- a/scripts/makefile.linux
+++ b/scripts/makefile.linux
@@ -5,7 +5,7 @@

 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)

 CC=gcc
@@ -135,6 +135,8 @@ install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then mkdir \
 	$(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -sf libpng12.pc libpng.pc)
--- a/scripts/makefile.macosx
+++ b/scripts/makefile.macosx
@@ -17,7 +17,7 @@ ZLIBINC=../zlib
 CC=cc

 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)

 CFLAGS=-fno-common -I$(ZLIBINC) -O # -g -DPNG_DEBUG=5
@@ -105,15 +105,17 @@ install-shared: install-headers $(LIBNAME).$(PNGVER).$(SHAREDLIB_POSTFIX) libpng
 	libpng.3.$(SHARED_POSTFIX); \
 	ln -f -s $(LIBNAME).$(PNGVER).$(SHARED_POSTFIX) \
 	libpng.3.$(PNGMIN).$(SHARED_POSTFIX); \
-	ln -sf $(LIBNAME).$(PNGVER).$(SHAREDLIB_POSTFIX) \
+	ln -f -s $(LIBNAME).$(PNGVER).$(SHAREDLIB_POSTFIX) \
 	$(LIBNAME).$(PNGMAJ).$(SHAREDLIB_POSTFIX); \
-	ln -sf $(LIBNAME).$(PNGMAJ).$(SHAREDLIB_POSTFIX) \
+	ln -f -s $(LIBNAME).$(PNGMAJ).$(SHAREDLIB_POSTFIX) \
 	$(LIBNAME).$(SHAREDLIB_POSTFIX))
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
-	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -sf libpng12.pc libpng.pc)
+	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -f -s libpng12.pc libpng.pc)

 install-man: libpng.3 libpngpf.3 png.5
 	-@if [ ! -d $(MANPATH) ]; then mkdir $(MANPATH); fi
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -13,7 +13,7 @@ INCSDIR=${LOCALBASE}/include/libpng12

 LIB=	png12
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.3rc2
+SHLIB_MINOR=	1.2.3rc3
 SRCS=	pnggccrd.c png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 		pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 		pngwtran.c pngmem.c pngerror.c pngpread.c
--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -13,7 +13,7 @@ INCSDIR=${LOCALBASE}/include/libpng

 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.2.3rc2
+SHLIB_MINOR=	1.2.3rc3
 SRCS=	pnggccrd.c png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 		pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 		pngwtran.c pngmem.c pngerror.c pngpread.c
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -7,7 +7,7 @@ LIBDIR=	${PREFIX}/lib
 MANDIR= ${PREFIX}/man/cat

 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.3rc2
+SHLIB_MINOR=	1.2.3rc3

 LIB=	png
 SRCS=	png.c pngerror.c pnggccrd.c pngget.c pngmem.c pngpread.c \
--- a/scripts/makefile.sco
+++ b/scripts/makefile.sco
@@ -26,7 +26,7 @@ RANLIB=echo
 # read libpng.txt or png.h to see why PNGMAJ is 0.  You should not
 # have to change it.
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -119,6 +119,8 @@ install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	ln -f -s $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -f -s libpng12.pc libpng.pc)
--- a/scripts/makefile.sggcc
+++ b/scripts/makefile.sggcc
@@ -36,7 +36,7 @@ LDFLAGS=$(ABI) -L. -L$(ZLIBLIB) -lpng -lz -lm
 LDSHARED=CC $(ABI) -shared

 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 # See "man dso" for info about shared objects
 LIBS=libpng12.so.$(PNGVER)
@@ -74,8 +74,8 @@ libpng.pc:
 $(LIBNAME).so.$(PNGVER): $(OBJS)
 	$(LDSHARED) -o $@ $(OBJS)
 	rm -f $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)
-	ln -s $@ $(LIBNAME).so
-	ln -s $@ $(LIBNAME).so.$(PNGMAJ)
+	ln -s -f $@ $(LIBNAME).so
+	ln -s -f $@ $(LIBNAME).so.$(PNGMAJ)

 pngtest: pngtest.o libpng.a
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
@@ -93,15 +93,15 @@ install-headers: png.h pngconf.h
 	$(DESTDIR)$(INCPATH)/$(LIBNAME)/pngconf.h
 	-@/bin/rm -f $(DESTDIR)$(INCPATH)/png.h $(DESTDIR)$(INCPATH)/pngconf.h
 	-@/bin/rm -f $(DESTDIR)$(INCPATH)/libpng
-	(cd $(DESTDIR)$(INCPATH); ln -f -s $(LIBNAME) libpng; \
-	ln -f -s $(LIBNAME)/* .)
+	(cd $(DESTDIR)$(INCPATH); ln -sf $(LIBNAME) libpng; \
+	ln -sf $(LIBNAME)/* .)

 install-static: install-headers libpng.a
 	-@if [ ! -d $(DESTDIR)$(LIBPATH) ]; then mkdir $(DESTDIR)$(LIBPATH); fi
 	cp libpng.a $(DESTDIR)$(LIBPATH)/$(LIBNAME).a
 	chmod 644 $(DESTDIR)$(LIBPATH)/$(LIBNAME).a
 	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/libpng.a
-	(cd $(DESTDIR)$(LIBPATH); ln -f -s $(LIBNAME).a libpng.a)
+	(cd $(DESTDIR)$(LIBPATH); ln -sf $(LIBNAME).a libpng.a)

 install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	-@if [ ! -d $(DESTDIR)$(LIBPATH) ]; then mkdir $(DESTDIR)$(LIBPATH); fi
@@ -113,16 +113,18 @@ install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	cp $(LIBNAME).so.$(PNGVER) $(DESTDIR)$(LIBPATH)
 	chmod 755 $(DESTDIR)$(LIBPATH)/$(LIBNAME).so.$(PNGVER)
 	(cd $(DESTDIR)$(LIBPATH); \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
-	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
-	ln -f -s $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
+	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so; \
+	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3; \
+	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
+	ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
-	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -f -s libpng12.pc libpng.pc)
+	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -sf libpng12.pc libpng.pc)

 install-man: libpng.3 libpngpf.3 png.5
 	-@if [ ! -d $(MANPATH) ]; then mkdir $(MANPATH); fi
--- a/scripts/makefile.sgi
+++ b/scripts/makefile.sgi
@@ -31,7 +31,7 @@ LDSHARED=cc $(ABI) -shared
 # See "man dso" for info about shared objects
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)

 RANLIB=echo
@@ -70,8 +70,8 @@ libpng.a: $(OBJS)
 $(LIBNAME).so.$(PNGVER): $(OBJS)
 	$(LDSHARED) -o $@ $(OBJS)
 	rm -f $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)
-	ln -s $@ $(LIBNAME).so
-	ln -s $@ $(LIBNAME).so.$(PNGMAJ)
+	ln -s -f $@ $(LIBNAME).so
+	ln -s -f $@ $(LIBNAME).so.$(PNGMAJ)

 pngtest: pngtest.o libpng.a
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
@@ -88,15 +88,15 @@ install-headers: png.h pngconf.h
 	$(DESTDIR)$(INCPATH)/$(LIBNAME)/pngconf.h
 	-@/bin/rm -f $(DESTDIR)$(INCPATH)/png.h $(DESTDIR)$(INCPATH)/pngconf.h
 	-@/bin/rm -f $(DESTDIR)$(INCPATH)/libpng
-	(cd $(DESTDIR)$(INCPATH); ln -f -s $(LIBNAME) libpng; \
-	ln -f -s $(LIBNAME)/* .)
+	(cd $(DESTDIR)$(INCPATH); ln -sf $(LIBNAME) libpng; \
+	ln -sf $(LIBNAME)/* .)

 install-static: install-headers libpng.a
 	-@if [ ! -d $(DESTDIR)$(LIBPATH) ]; then mkdir $(DESTDIR)$(LIBPATH); fi
 	cp libpng.a $(DESTDIR)$(LIBPATH)/$(LIBNAME).a
 	chmod 644 $(DESTDIR)$(LIBPATH)/$(LIBNAME).a
 	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/libpng.a
-	(cd $(DESTDIR)$(LIBPATH); ln -f -s $(LIBNAME).a libpng.a)
+	(cd $(DESTDIR)$(LIBPATH); ln -sf $(LIBNAME).a libpng.a)

 install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	-@if [ ! -d $(DESTDIR)$(LIBPATH) ]; then mkdir $(DESTDIR)$(LIBPATH); fi
@@ -108,16 +108,18 @@ install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	cp $(LIBNAME).so.$(PNGVER) $(DESTDIR)$(LIBPATH)
 	chmod 755 $(DESTDIR)$(LIBPATH)/$(LIBNAME).so.$(PNGVER)
 	(cd $(DESTDIR)$(LIBPATH); \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
-	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
-	ln -f -s $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
+	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so; \
+	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3; \
+	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
+	ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
-	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -f -s libpng12.pc libpng.pc)
+	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -sf libpng12.pc libpng.pc)

 install-man: libpng.3 libpngpf.3 png.5
 	-@if [ ! -d $(MANPATH) ]; then mkdir $(MANPATH); fi
--- a/scripts/makefile.so9
+++ b/scripts/makefile.so9
@@ -36,7 +36,7 @@ RANLIB=echo
 # read libpng.txt or png.h to see why PNGMAJ is 0.  You should not
 # have to change it.
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -138,6 +138,8 @@ install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	ln -f -s $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then mkdir \
 	$(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -f -s libpng12.pc libpng.pc)
--- a/scripts/makefile.solaris
+++ b/scripts/makefile.solaris
@@ -32,7 +32,7 @@ RANLIB=echo
 # read libpng.txt or png.h to see why PNGMAJ is 0.  You should not
 # have to change it.
 PNGMAJ = 0
-PNGMIN = 1.2.3rc2
+PNGMIN = 1.2.3rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -134,6 +134,8 @@ install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
 	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ))
 	-@if [ ! -d $(DESTDIR)$(LIBPATH)/pkgconfig ]; then \
 	mkdir $(DESTDIR)$(LIBPATH)/pkgconfig; fi
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.12.pc
+	-@/bin/rm -f $(DESTDIR)$(LIBPATH)/pkgconfig/libpng.pc
 	cp libpng.pc $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	chmod 644 $(DESTDIR)$(LIBPATH)/pkgconfig/libpng12.pc
 	(cd $(DESTDIR)$(LIBPATH)/pkgconfig; ln -f -s libpng12.pc libpng.pc)
--- a/scripts/pngdef.pas
+++ b/scripts/pngdef.pas
@@ -7,7 +7,7 @@ unit pngdef;
 interface

 const
-  PNG_LIBPNG_VER_STRING = '1.2.3rc2';
+  PNG_LIBPNG_VER_STRING = '1.2.3rc3';
  PNG_LIBPNG_VER        =  10203;

 type
--- a/scripts/pngos2.def
+++ b/scripts/pngos2.def
@@ -2,7 +2,7 @@
 ; PNG.LIB module definition file for OS/2
 ;----------------------------------------

-; Version 1.2.3rc2
+; Version 1.2.3rc3

 LIBRARY		PNG
 DESCRIPTION	"PNG image compression library for OS/2"